5 Measuring Cycles for Milling Machines and Machining Centres 07.90
5.4.2 L978 1-point measurement
Example: 1-point measurement in X axis with cycle L978
Fig. 5.25 1-point measurement
Z
X
M
(Ordinate)
(Abscissa)
W
X
MW
80
X
S
(R32)
100
50
Z
SF
Spindle
Probe
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Workpiece
Probe length (Z axis) in TO memory D99 (value 50)
%MPF 9782
:
Machining centre program
:
N500 G54 T200 T number probe; select ZO
N505 G00 X120 Y150 Position probe in X and
Y axes to face the measuring point
N510 Z40 D99 Position Z axis level with
measuring point
N515 R10=1021 R11=10 R22= 1 R23=1 Define parameters for measuring cycle
R25=0 R27=1 R28= 1 R29=3
R30=1 R33=0.002 R34= 0.015 R36=1
R37=0.06 R40=0.03 R41=-0.03 R42=100
N525 L978 Cycle call for 1-point measurement
in X axis
N530 G00 Z160 Run up Z axis
N535 M30
5–72 © Siemens AG 1990 All Rights Reserved 6FC5197- AB70
SINUMERIK 840/850/880 (BN)
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